Package io.jmix.ui.component.data.table

Class EmptyTreeTableItems<E>

java.lang.Object

io.jmix.ui.component.data.table.EmptyTableItems<E>

io.jmix.ui.component.data.table.EmptyTreeTableItems<E>

All Implemented Interfaces:

DataUnit, EmptyDataUnit, EntityDataUnit, EntityTableItems<E>, TableItems<E>, TableItems.Ordered<E>, TableItems.Sortable<E>, TreeTableItems<E>

public class EmptyTreeTableItems<E>
extends EmptyTableItems<E>
implements TreeTableItems<E>

Nested Class Summary

Nested classes/interfaces inherited from interface io.jmix.ui.component.data.DataUnit

DataUnit.StateChangeEvent

Nested classes/interfaces inherited from interface io.jmix.ui.component.data.TableItems

TableItems.ItemSetChangeEvent<T>, TableItems.Ordered<T>, TableItems.SelectedItemChangeEvent<T>, TableItems.Sortable<T>, TableItems.ValueChangeEvent<T>

Field Summary

Fields inherited from class io.jmix.ui.component.data.table.EmptyTableItems

metaClass

Constructor Summary

Constructors

Constructor	Description
EmptyTreeTableItems(MetaClass metaClass)

Method Summary

Modifier and Type	Method	Description
Object	firstItemId()
Collection<?>	getChildren(Object itemId)	Get children IDs for item with the given ID
String	getHierarchyPropertyName()	Property of entity which forms the hierarchy
Object	getParent(Object itemId)	Get parent ID for item with the given ID
Collection<?>	getRootItemIds()	Identifiers of all root items
boolean	hasChildren(Object itemId)	True if item with the given ID has children
boolean	isFirstId(Object itemId)	Tests if the Item corresponding to the given Item ID is the first item.
boolean	isLastId(Object itemId)	Tests if the item corresponding to the given item ID is the last item.
boolean	isRoot(Object itemId)	True if item with the given ID is a root item
Object	lastItemId()
Object	nextItemId(Object itemId)	Gets the ID of the item following the Item that corresponds to itemId.
Object	prevItemId(Object itemId)	Gets the ID of the item preceding the item that corresponds to itemId.
void	resetSortOrder()	Resets sort order.
void	sort(Object[] propertyId, boolean[] ascending)	Sorts data.

Methods inherited from class io.jmix.ui.component.data.table.EmptyTableItems

addItemSetChangeListener, addSelectedItemChangeListener, addStateChangeListener, addValueChangeListener, containsId, getEntityMetaClass, getItem, getItemIds, getItems, getItemValue, getSelectedItem, getState, getType, setSelectedItem, size, supportsProperty, updateItem

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface io.jmix.ui.component.data.DataUnit

addStateChangeListener, getState

Methods inherited from interface io.jmix.ui.component.data.TableItems

addItemSetChangeListener, addSelectedItemChangeListener, addValueChangeListener, containsId, getItem, getItemIds, getItemNN, getItems, getItemValue, getType, size, supportsProperty, updateItem

Methods inherited from interface io.jmix.ui.component.data.TableItems.Sortable

enableSorting, suppressSorting

Constructor Details

EmptyTreeTableItems

public EmptyTreeTableItems(MetaClass metaClass)

Method Details

getHierarchyPropertyName

public String getHierarchyPropertyName()

Description copied from interface: TreeTableItems

Property of entity which forms the hierarchy

Specified by:

getHierarchyPropertyName in interface TreeTableItems<E>

getRootItemIds

public Collection<?> getRootItemIds()

Description copied from interface: TreeTableItems

Identifiers of all root items

Specified by:

getRootItemIds in interface TreeTableItems<E>

getParent

@Nullable
public Object getParent(Object itemId)

Description copied from interface: TreeTableItems

Get parent ID for item with the given ID

Specified by:

getParent in interface TreeTableItems<E>

getChildren

public Collection<?> getChildren(Object itemId)

Description copied from interface: TreeTableItems

Get children IDs for item with the given ID

Specified by:

getChildren in interface TreeTableItems<E>

isRoot

public boolean isRoot(Object itemId)

Description copied from interface: TreeTableItems

True if item with the given ID is a root item

Specified by:

isRoot in interface TreeTableItems<E>

hasChildren

public boolean hasChildren(Object itemId)

Description copied from interface: TreeTableItems

True if item with the given ID has children

Specified by:

hasChildren in interface TreeTableItems<E>

nextItemId

@Nullable
public Object nextItemId(@Nullable
 Object itemId)

Description copied from interface: TableItems.Ordered

Gets the ID of the item following the Item that corresponds to itemId.

Specified by:

nextItemId in interface TableItems.Ordered<E>

Overrides:

nextItemId in class EmptyTableItems<E>

Parameters:

itemId - item id

Returns:

ID of the next visible Item or null

prevItemId

@Nullable
public Object prevItemId(@Nullable
 Object itemId)

Description copied from interface: TableItems.Ordered

Gets the ID of the item preceding the item that corresponds to itemId.

Specified by:

prevItemId in interface TableItems.Ordered<E>

Overrides:

prevItemId in class EmptyTableItems<E>

Parameters:

itemId - item id

Returns:

ID of the previous visible item or null

firstItemId

@Nullable
public Object firstItemId()

Specified by:

firstItemId in interface TableItems.Ordered<E>

Overrides:

firstItemId in class EmptyTableItems<E>

Returns:

ID of the first visible item

lastItemId

@Nullable
public Object lastItemId()

Specified by:

lastItemId in interface TableItems.Ordered<E>

Overrides:

lastItemId in class EmptyTableItems<E>

Returns:

ID of the last visible item

isFirstId

public boolean isFirstId(@Nullable
 Object itemId)

Description copied from interface: TableItems.Ordered

Tests if the Item corresponding to the given Item ID is the first item.

Specified by:

isFirstId in interface TableItems.Ordered<E>

Overrides:

isFirstId in class EmptyTableItems<E>

Parameters:

itemId - item id

Returns:

true if the item is first visible item, false if not

isLastId

public boolean isLastId(@Nullable
 Object itemId)

Description copied from interface: TableItems.Ordered

Tests if the item corresponding to the given item ID is the last item.

Specified by:

isLastId in interface TableItems.Ordered<E>

Overrides:

isLastId in class EmptyTableItems<E>

Parameters:

itemId - item id

Returns:

true if the item is last visible item in the, false if not

sort

public void sort(Object[] propertyId,
 boolean[] ascending)

Description copied from interface: TableItems.Sortable

Sorts data.

Specified by:

sort in interface TableItems.Sortable<E>

Overrides:

sort in class EmptyTableItems<E>

Parameters:

propertyId - id of property

ascending - asc / desc flags

resetSortOrder

public void resetSortOrder()

Description copied from interface: TableItems.Sortable

Resets sort order.

Specified by:

resetSortOrder in interface TableItems.Sortable<E>

Overrides:

resetSortOrder in class EmptyTableItems<E>